# A056837 (b-file synthesized from sequence entry) 0 0 1 0 2 1 3 1 4 2 5 3 6 5 7 6 8 8 9 10 10 13 11 15 12 18 13 21 14 25 15 28 16 32 17 36 18 41 19 45 20 50 21 55 22 61 23 66 24 72 25 78